Unclean Cleaning
This might be the grossest one of all. When the court evacuated, the cleaners used their own urine to clean and sanitize the space. They collected all of their pee in a large bucket and used that to mop the floors. This sounds terrible, but there were far worse jobs to have at the palace...
Gong Scourers
Most likely, being one of the king's gong scourers was the worst job you could receive on the palace grounds. All human waste was directed to an underground hole in an effort to keep the castle as clean as possible for the time. This is where the gong scourers came in, though unhappily...